import { Constructor, LitElement, PropertyDeclarations } from 'lit-element';
declare type Base = Constructor<LitElement> & {
    properties?: PropertyDeclarations;
};
export declare class InferrableMixinHost {
    infer: string | null;
    inferProperties(): void;
    inferFromElement(key: string, element: HTMLElement): unknown | undefined;
    inferPropertiesInDescendants(): void;
    applyInferredProperties(context: Map<string, unknown>): void;
}
export declare const InferrableMixin: <TBase extends Base>(BaseElement: TBase) => TBase & Constructor<InferrableMixinHost> & {
    inferredProperties: string[];
};
export {};